Subtract 5/40 from 4/2
1st number: 2 0/2, 2nd number: 5/40
4/2 - 5/40 is 15/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
4/2 = 4 × 20/2 × 20 = 80/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
5/40 = 5 × 1/40 × 1 = 5/40 - Subtract the two like fractions:
80/40 - 5/40 = 80 - 5/40 = 75/40 - After reducing the fraction, the answer is 15/8
- In mixed form: 17/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-5/40 4/2-10/40 4/2-5/80 12/2-5/40 4/2-15/40 4/6-5/40 20/2-5/40 4/2-25/40 4/10-5/40 28/2-5/40 4/2-35/40 4/14-5/40